in an exam 90% students passed if the 15 student fail find the number of students appeared in the examination​

Question

in an exam 90% students passed if the 15 student fail find the number of students appeared in the examination​

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Hưng Khoa 3 years 2021-08-25T01:26:22+00:00 2 Answers 4 views 0

Answers ( )

    0
    2021-08-25T01:27:38+00:00

    Step-by-step explanation:

    90%passed

    100%-90%=10% failed

    10%=15 students

    100%=x students

    • USE CROSS METHOD

    10x=1500

    x=1500/10

    x=150 number of students appeared in the exam.

    0
    2021-08-25T01:27:50+00:00

    Answer:

    150

    Step-by-step explanation:

    15 fail

    90 percent pass

    15=10 percent

    135=90 percent

    150

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